Jan / James, You've been good help!! I'm going to do some tests this coming week. Thanks so much!! Any other inputs are still welcome!!
best regards, Ken ----- Original Message ----- From: "JAMES PHELPS" <[EMAIL PROTECTED]> To: <biofuel@sustainablelists.org> Sent: Thursday, January 25, 2007 2:53 AM Subject: Re: [Biofuel] Crude fatty acid distillate > Jan, Ken, > I have pushed the procedure to double the acid amount in the first phase, > dewatered and went to the second phase (base base) in small batches without > problem. I suggest testing in small amounts and working up a procedure that > fits the product. This will take some time to do but when you get "it" you > can get repeatbility thereafter. I did use Venturi acid introduction so > that perhaps makes a big difference as well. > > Jim > > > >From: "Jan Warnqvist" <[EMAIL PROTECTED]> > >Reply-To: biofuel@sustainablelists.org > >To: <biofuel@sustainablelists.org> > >Subject: Re: [Biofuel] Crude fatty acid distillate > >Date: Wed, 24 Jan 2007 12:48:10 +0100 > > > >If you have that much tri-glycerides you may most likely do one acid > >esterification followed by one base trans-esterification. Just check the > >FFA > >value after the first step after removal of the (acidic) water phase. If > >the > >FFA value is < 5%, go as described above, in any other case as described > >before. > >With best regards > >AGERATEC AB > >Jan Warnqvist > >----- Original Message ----- > >From: <[EMAIL PROTECTED]> > >To: <biofuel@sustainablelists.org> > >Sent: Wednesday, January 24, 2007 10:02 AM > >Subject: Re: [Biofuel] Crude fatty acid distillate > > > > > > > Thanks again Jan. > > > > > > Its 71.8% FFA. But doing acid esterification twice? Do you finish with > >a > > > base transesterification after the two acid esterification? > > > Please pardon my ignorance. Can you expound a bit. First time to hear > > > about acid esterification twice. Appreciate very much your help on the > > > matter. > > > > > > Thanks. > > > > > > Ken > > > > > > ----- Original Message ----- > > > From: "Jan Warnqvist" <[EMAIL PROTECTED]> > > > To: <biofuel@sustainablelists.org> > > > Sent: Tuesday, January 23, 2007 4:46 PM > > > Subject: Re: [Biofuel] Crude fatty acid distillate > > > > > > > > >> No, if you are working with 100% free fatty acids, you will have to do > > >> the > > >> ACID esterification twice with water content evapoation inbetween > > >> > > >> With best regards > > >> AGERATEC AB > > >> Jan Warnqvist. > > >> ----- Original Message ----- > > >> From: <[EMAIL PROTECTED]> > > >> To: <biofuel@sustainablelists.org> > > >> Sent: Tuesday, January 23, 2007 9:22 AM > > >> Subject: Re: [Biofuel] Crude fatty acid distillate > > >> > > >> > > >> > Thanks Jan, > > >> > > > >> > So you are saying that Aleks Kac's two stage process is the way to go > > >> > on > > >> > this one? Start with the acid-based stage and finish with the > > > base-based > > >> > stage. That's doing it twice right? > > >> > > > >> > Am doing small batches on the single stage base process (about 100 > > > liters > > >> > veg. oil). Will blending this with new veg. oil make a difference? > > >> > > > >> > Been reading the Foolproof Method over and over again to familiarize > > >> > myself. > > >> > Looks like it. > > >> > > > >> > Much thanks again. > > >> > > > >> > Ken > > >> > > > >> > ----- Original Message ----- > > >> > From: "Jan Warnqvist" <[EMAIL PROTECTED]> > > >> > To: <biofuel@sustainablelists.org> > > >> > Sent: Tuesday, January 23, 2007 3:35 PM > > >> > Subject: Re: [Biofuel] Crude fatty acid distillate > > >> > > > >> > > > >> >> Hello Ken, > > >> >> fatty acids are possible to esterify with an acid catalyst. The > >formed > > >> > water > > >> >> has to be drawn off, so it is always nice to start with a low water > > >> > content. > > >> >> Performed correctly, the esterification will produce 90-95% esters. > > >> > Usually > > >> >> these kinds of reactions are performed twice for a good conversion > > > grade. > > >> >> > > >> >> With best regards > > >> >> AGERATEC AB > > >> >> Jan Warnqvist > > >> >> ----- Original Message ----- > > >> >> From: <[EMAIL PROTECTED]> > > >> >> To: <biofuel@sustainablelists.org> > > >> >> Sent: Tuesday, January 23, 2007 8:18 AM > > >> >> Subject: Re: [Biofuel] Crude fatty acid distillate > > >> >> > > >> >> > > >> >> > Hi everyone, > > >> >> > > > >> >> > I sent this out a few days ago. I was told by someone in the oil > > > mill > > >> >> > that > > >> >> > crude fatty acid distillate is just a fancy name for their seconds > > >> >> > or > > >> >> > reject > > >> >> > oils, which soap factories take from them and make into soap. > > >> >> > Anyone > > >> > has > > >> >> > any experience with this kind of stock being made into biodiesel? > > > Will > > >> >> > such > > >> >> > a high FFA content give problems? > > >> >> > > > >> >> > Thanks. > > >> >> > > > >> >> > Ken > > >> >> > > > >> >> > > > >> >> > ----- Original Message ----- > > >> >> > From: <[EMAIL PROTECTED]> > > >> >> > To: <Biofuel@sustainablelists.org> > > >> >> > Sent: Thursday, January 18, 2007 10:15 AM > > >> >> > Subject: [Biofuel] Crude fatty acid distillate > > >> >> > > > >> >> > > > >> >> >> Hi everyone, > > >> >> >> > > >> >> >> An oil mill has just told me that they have excess of crude fatty > > > acid > > >> >> >> distillate which they can give me with the following > >specifications > > > : > > >> >> >> > > >> >> >> Free Fatty Acid (As Lauric) - 71.8% > > >> >> >> Iodine Value mg I/g - 10 > > >> >> >> Total Fatty Matter - 96% > > >> >> >> Moisture & Impurities - 0.5% > > >> >> >> Saponifiable Value mg KOH/g - 260 > > >> >> >> Unsaponifiable Matter - 0.32% > > >> >> >> > > >> >> >> I am now doing some small production for my own use with a blend > >of > > >> >> >> WVO > > >> >> > and > > >> >> >> new oil on the single stage process. I've read up on the two > >stage > > >> >> > process > > >> >> >> and it looks like the above will take a two stage process with > > >> >> >> 71.8% > > >> > FFA. > > >> >> >> Am I right? Anyone out there with some thoughts on the matter? > > >> >> >> Its > > >> > free > > >> >> >> stuff for me although its only about 200liters monthly. Would it > > >> >> >> be > > >> >> > better > > >> >> >> to blend it or process it separately? > > >> >> >> > > >> >> >> Thanks > > >> >> >> > > >> >> >> Ken > > >> >> >> > > >> >> >> > > >> >> >> _______________________________________________ > > >> >> >> Biofuel mailing list > > >> >> >> Biofuel@sustainablelists.org > > >> >> >> > > >> > > > > > >http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > >> >> >> > > >> >> >> Biofuel at Journey to Forever: > > >> >> >> http://journeytoforever.org/biofuel.html > > >> >> >> > > >> >> >> Search the combined Biofuel and Biofuels-biz list archives > >(50,000 > > >> >> > messages): > > >> >> >> http://www.mail-archive.com/biofuel@sustainablelists.org/ > > >> >> > > > >> >> > > > >> >> > _______________________________________________ > > >> >> > Biofuel mailing list > > >> >> > Biofuel@sustainablelists.org > > >> >> > > > >> > > > > > >http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > >> >> > > > >> >> > Biofuel at Journey to Forever: > > >> >> > http://journeytoforever.org/biofuel.html > > >> >> > > > >> >> > Search the combined Biofuel and Biofuels-biz list archives (50,000 > > >> >> > messages): > > >> >> > http://www.mail-archive.com/biofuel@sustainablelists.org/ > > >> >> > > > >> >> > > > >> >> > > > >> >> > > >> >> > > >> >> _______________________________________________ > > >> >> Biofuel mailing list > > >> >> Biofuel@sustainablelists.org > > >> >> > > > > >http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > >> >> > > >> >> Biofuel at Journey to Forever: > > >> >> http://journeytoforever.org/biofuel.html > > >> >> > > >> >> Search the combined Biofuel and Biofuels-biz list archives (50,000 > > >> > messages): > > >> >> http://www.mail-archive.com/biofuel@sustainablelists.org/ > > >> > > > >> > > > >> > _______________________________________________ > > >> > Biofuel mailing list > > >> > Biofuel@sustainablelists.org > > >> > > > > > >http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > >> > > > >> > Biofuel at Journey to Forever: > > >> > http://journeytoforever.org/biofuel.html > > >> > > > >> > Search the combined Biofuel and Biofuels-biz list archives (50,000 > > >> > messages): > > >> > http://www.mail-archive.com/biofuel@sustainablelists.org/ > > >> > > > >> > > > >> > > > >> > > >> > > >> _______________________________________________ > > >> Biofuel mailing list > > >> Biofuel@sustainablelists.org > > >> > >http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > >> > > >> Biofuel at Journey to Forever: > > >> http://journeytoforever.org/biofuel.html > > >> > > >> Search the combined Biofuel and Biofuels-biz list archives (50,000 > > > messages): > > >> http://www.mail-archive.com/biofuel@sustainablelists.org/ > > > > > > > > > _______________________________________________ > > > Biofuel mailing list > > > Biofuel@sustainablelists.org > > > > >http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > > > > > Biofuel at Journey to Forever: > > > http://journeytoforever.org/biofuel.html > > > > > > Search the combined Biofuel and Biofuels-biz list archives (50,000 > > > messages): > > > http://www.mail-archive.com/biofuel@sustainablelists.org/ > > > > > > > > > > > > > > >_______________________________________________ > >Biofuel mailing list > >Biofuel@sustainablelists.org > >http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > > >Biofuel at Journey to Forever: > >http://journeytoforever.org/biofuel.html > > > >Search the combined Biofuel and Biofuels-biz list archives (50,000 > >messages): > >http://www.mail-archive.com/biofuel@sustainablelists.org/ > > > > > > _______________________________________________ > Biofuel mailing list > Biofuel@sustainablelists.org > http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org > > Biofuel at Journey to Forever: > http://journeytoforever.org/biofuel.html > > Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): > http://www.mail-archive.com/biofuel@sustainablelists.org/ _______________________________________________ Biofuel mailing list Biofuel@sustainablelists.org http://sustainablelists.org/mailman/listinfo/biofuel_sustainablelists.org Biofuel at Journey to Forever: http://journeytoforever.org/biofuel.html Search the combined Biofuel and Biofuels-biz list archives (50,000 messages): http://www.mail-archive.com/biofuel@sustainablelists.org/
